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deep dive · 6 min read · 2 days ago

Migrating 50M monthly events from Postgres to ClickHouse: Lessons & benchmarks

How we reduced p99 query latency from 3.2s to 18ms and cut infrastructure bill by 68% for DevMetrics.io telemetry engine.

@jcodes ✓ $8.5k MRR ⚡ 75

#ClickHouse #PostgreSQL #Architecture

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